public class Demo_602 {
    public static void main(String[] args) {
        //第一次实例
        SingletonLazy instance1 = SingletonLazy.getInstance();
        System.out.println(instance1);
        //第二次实例
        SingletonLazy instance2 = SingletonLazy.getInstance();
        System.out.println(instance2);
        //第三次实例
        SingletonLazy instance3 = SingletonLazy.getInstance();
        System.out.println(instance3);
    }
}
